Method and apparatus for introducing a geothermal probe into the earth

Details for Australian Patent Application No. 2007234522 (hide)

Owner Tracto-Technik GmbH & Co. KG

Inventors Wurm, Dieter

Agent Phillips Ormonde Fitzpatrick

Pub. Number AU-A-2007234522

Priority 10 2006 054 435.8 16.11.06 DE

Filing date 16 November 2007

Wipo publication date 5 June 2008

International Classifications

E21B 10/00 (2006.01) Drilling tools

E21B 10/26 (2006.01) Drilling tools - Drill bits with leading portion, i.e. drill bits with a pilot cutter

F24J 3/08 (2006.01) Other production or use of heat, not derived from combustion

Event Publications

29 November 2007 Complete Application Filed

  Priority application(s): 10 2006 054 435.8 16.11.06 DE

5 June 2008 Application Open to Public Inspection

  Published as AU-A-2007234522

6 October 2011 Application Lapsed, Refused Or Withdrawn, Patent Ceased or Expired

  This application lapsed under section 142(2)(a). A direction to request examination has been given for this application. Note that applications or patents shown as lapsed or ceased may be restored at a later date.

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